spell的过去式

为什么中国人喜欢中国结? 中国人为什么喜爱中国结?外国人为什么喜爱中国结?如果你见到佩戴中国结的外国人,你想对他说么 1,I am very tired,为什么用tired?2,get got 的区别3,{It's}sunday have no classess括号里为什么用It's?4,ON sundays,she usually( ) (go)shopping5,Look,they{ }(piay)basketball. i am tired语法I am tired 翻译成我累了吧 但是这是什么时态要是过去时的话不应该是I was tired吗 怎么是I am tired呢 i am tired改为一般疑问句 I am really tired.(yesterday)改为过去式 i am so tired 意思 英语翻译what about your mother?she hasn't gone to london yet全句是did you go to london yesterday?yes I went to london yesterday而这一句我不明白 我一直以这样 what about your mother?“你妈妈去伦敦了吗？”she hasn't gone 南非共和国是什么矿产的产地 什么是南非块矿 南非的什么矿产位于世界第一 中国传统的（中国结）代表什么意思啊! 那首英文歌里有这一句啊?she took the train to the city but you staying here很好听的一首歌 一首英文歌 女声慢歌 有句歌词是：youre not here im not fine bring what has been lost.bring back what once was mine,what once was mine是怎样翻译中文的. 翻译呀What will the 2012 Olmpics bring us? what du his cousins bring him 亲们 Do what you say,say what you celebrity endorsement什么意思啊?是说明星转会,转到其它公司,还是明星代言?还是两者都有?明星代言怎么说（要地道的） celebrity doubles 好像有什么特定的意思吧,直接用英语百度的时候可以看到一些相同的词 celebrity crush what is the boy like how is the boy like哪个对 为什么 谢谢 Celebrity Siblings什么意思 it is kind of you to help me What is he boy like?还是What is he like boy?哪个是对的? celebrity-stalking什么意思 It is very kind of you to help me. 英语中,一个句子怎样做主语?比如说,因此,挑选和录用合格以及优秀的员工是企业的一个主要环节.是这样说吗?As a result,to select and hire qualified staff as well as excellent employees is an important main aspect since then 和 after then有什么区别 请问Since then 和 After then 和 After that 这三个有什么区别啊? 在英语中,一个完整句子可以做另一个句子的主语吗 after then和after that分别是什么时态